Echinacea is an herb that is sometimes used in the treatment of the common cold. Side effects include dry mouth, headache, dizziness, insomnia, and other effects. Follow the links below to find WebMD's comprehensive coverage about how echinacea helps the body, it uses and side effects, and much more.
Does Echinacea Work?
Many people take echinacea in the hope it will help fight colds, boost immunity, and treat infections. Does it work?
Echinacea for the Common Cold
WebMD explores the use of the herb echinacea to prevent and treat the common cold.
Is There a Natural Way to Treat the Flu?
Tips on how to use natural treatments to ease your flu symptoms.
Understanding Treatment of the Common Cold
Get tips about treating the common cold from the experts at WebMD.
How to Short-Circuit a Cold -- Maybe
It seems everyone has a cold remedy, but do some actually work?
Prescription Drugs for Heartburn and Reflux
WebMD explains the prescription drugs used to treat heartburn and acid reflux or GERD.
Natural Cold and Flu Remedies
Americans spend over one billion dollars on cold and flu supplements, and other natural remedies for colds and the flu. Which ones really work? Here's what alternative medicine experts have to say.
Tips for Treating the Cold and Flu
What to stock in your survival kit for fighting the cold and flu this winter.